Schuyler Erle has been a Free Software developer and evangelist for over a dozen years. He was a co-author of 'Mapping Hacks' and 'Google Maps Hacks'. Schuyler was also a co-founder of the OpenLayers and TileCache projects, and is a charter member of the OSGeo Foundation. Schuyler currently resides in San Francisco, where he designs and builds new and exotic geospatial technology at SimpleGeo.